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From bd0526e66a56e75a18da8c15c4750db8f801c52d Mon Sep 17 00:00:00 2001
From: Daniel Veillard <veillard@redhat.com>
Date: Fri, 23 Oct 2015 19:02:28 +0800
Subject: [PATCH] Another variation of overflow in Conditional sections
Which happen after the previous fix to
https://bugzilla.gnome.org/show_bug.cgi?id=756456
But stopping the parser and exiting we didn't pop the intermediary entities
and doing the SKIP there applies on an input which may be too small
---
parser.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/parser.c b/parser.c
index a65e4cc..b9217ff 100644
--- a/parser.c
+++ b/parser.c
@@ -6915,7 +6915,9 @@ xmlParseConditionalSections(xmlParserCtxtPtr ctxt) {
"All markup of the conditional section is not in the same entity\n",
NULL, NULL);
}
- SKIP(3);
+ if ((ctxt-> instate != XML_PARSER_EOF) &&
+ ((ctxt->input->cur + 3) < ctxt->input->end))
+ SKIP(3);
}
}
--
2.6.3
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